Question: Refer to Exercise 11 27 a Compute the value of r2yx b What

Refer to Exercise 11.27.
a. Compute the value of r2yx.
b. What are the value and sign of the correlation coefficient?
c. Suppose the study in Exercise 11.27 had been restricted to RunSize values less than 1.8. Would you anticipate a larger or smaller value for the correlation coefficient? Explain your answer?
In exercise

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